/**
 * Convert a non-negative integer to its english words representation. 
 * Given input is guaranteed to be less than 231 - 1.
 * For example,
 * 123 -> "One Hundred Twenty Three"
 * 12345 -> "Twelve Thousand Three Hundred Forty Five"
 * 1234567 -> "One Million Two Hundred Thirty Four Thousand Five Hundred Sixty Seven"
 */
/**
 * @author I321035
 *
 */
package problem273_Integer_to_English_Words;